<!DOCTYPE html>
<html>
<head>
  <title>Bootstrap5 实例</title>
  <!--Create Time:-->
  <meta charset="utf-8">
  <meta name="referrer" content="no-referrer"> <!--全站反防盗链-->
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <meta http-equiv="pragma" content="no-cache" /><!-- http 1.0 -->
  <meta http-equiv="content-type" content="no-cache, must-revalidate" /><!-- http 1.1 -->
  <meta http-equiv="expires" content="Wed, 26 Feb 1997 08:21:57 GMT" /><!-- http 1.0 -->
  <!--lib-->
  <!--bootstrap-->
  <link href="https://cdn.staticfile.org/twitter-bootstrap/5.1.1/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.staticfile.org/twitter-bootstrap/5.1.1/js/bootstrap.bundle.min.js"></script>
  <!--jquery-->
  <link href="https://cdn.bootcss.com/jquery-toast-plugin/1.3.2/jquery.toast.css" rel="stylesheet">
  <script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js"></script>


  <!--plugin-->
  <!--toastr-->
  <link href="https://cdnjs.cloudflare.com/ajax/libs/toastr.js/latest/css/toastr.min.css" rel="stylesheet"/>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/toastr.js/latest/js/toastr.min.js"></script>
  <!--jquery.toast-->
  <script src="https://cdn.bootcss.com/jquery-toast-plugin/1.3.2/jquery.toast.min.js"></script>
  <!--dialog2-->
  <link rel="stylesheet" href="/gfs/plugin/dialog2/css/dialog.css" />
  <script src="/gfs/plugin/dialog2/js/dialog.min.js"></script>

  <style>
	  .bd-placeholder-img{
		  font-size:1.125rem;
		  text-anchor:middle;
		  -webkit-user-select:none;
		  -moz-user-select:none;
		  user-select:none
	  }
	  @media (min-width:768px){
		  .bd-placeholder-img-lg{
			  font-size:3.5rem
		  }
	  }
	  .b-example-divider{
		  height:3rem;
		  background-color:rgba(0,0,0,.1);
		  border:solid rgba(0,0,0,.15);
		  border-width:1px 0;
		  box-shadow:inset 0 .5em 1.5em rgba(0,0,0,.1),inset 0 .125em .5em rgba(0,0,0,.15)
	  }
	  .form-control-dark{
		  color:#fff;
		  background-color:var(--bs-dark);
		  border-color:var(--bs-gray)
	  }
	  .form-control-dark:focus{
		  color:#fff;
		  background-color:var(--bs-dark);
		  border-color:#fff;
		  box-shadow:0 0 0 .25rem rgba(255,255,255,.25)
	  }
	  .bi{
		  vertical-align:-.125em;
		  fill:currentColor
	  }
	  .text-small{
		  font-size:85%
	  }
	  .dropdown-toggle{
		  outline:0
	  }
      .dropdown-toggle::after{
            content: none; /*全局禁用下拉三角*/
    }
	</style>




  <!-- 如果page.js不存在或为空，则不执行循环 -->
  <script>console.log('No JavaScript files to include.');</script>


 


<meta name="generator" content="Hexo 7.1.1"></head>
<body>

<svg xmlns="http://www.w3.org/2000/svg" style="display: none;">
  <symbol id="bootstrap" viewBox="0 0 118 94">
    <title>Bootstrap</title>
    <path fill-rule="evenodd" clip-rule="evenodd" d="M24.509 0c-6.733 0-11.715 5.893-11.492 12.284.214 6.14-.064 14.092-2.066 20.577C8.943 39.365 5.547 43.485 0 44.014v5.972c5.547.529 8.943 4.649 10.951 11.153 2.002 6.485 2.28 14.437 2.066 20.577C12.794 88.106 17.776 94 24.51 94H93.5c6.733 0 11.714-5.893 11.491-12.284-.214-6.14.064-14.092 2.066-20.577 2.009-6.504 5.396-10.624 10.943-11.153v-5.972c-5.547-.529-8.934-4.649-10.943-11.153-2.002-6.484-2.28-14.437-2.066-20.577C105.214 5.894 100.233 0 93.5 0H24.508zM80 57.863C80 66.663 73.436 72 62.543 72H44a2 2 0 01-2-2V24a2 2 0 012-2h18.437c9.083 0 15.044 4.92 15.044 12.474 0 5.302-4.01 10.049-9.119 10.88v.277C75.317 46.394 80 51.21 80 57.863zM60.521 28.34H49.948v14.934h8.905c6.884 0 10.68-2.772 10.68-7.727 0-4.643-3.264-7.207-9.012-7.207zM49.948 49.2v16.458H60.91c7.167 0 10.964-2.876 10.964-8.281 0-5.406-3.903-8.178-11.425-8.178H49.948z"></path>
  </symbol>
  <symbol id="home" viewBox="0 0 16 16">
    <path d="M8.354 1.146a.5.5 0 0 0-.708 0l-6 6A.5.5 0 0 0 1.5 7.5v7a.5.5 0 0 0 .5.5h4.5a.5.5 0 0 0 .5-.5v-4h2v4a.5.5 0 0 0 .5.5H14a.5.5 0 0 0 .5-.5v-7a.5.5 0 0 0-.146-.354L13 5.793V2.5a.5.5 0 0 0-.5-.5h-1a.5.5 0 0 0-.5.5v1.293L8.354 1.146zM2.5 14V7.707l5.5-5.5 5.5 5.5V14H10v-4a.5.5 0 0 0-.5-.5h-3a.5.5 0 0 0-.5.5v4H2.5z"/>
  </symbol>
  <symbol id="speedometer2" viewBox="0 0 16 16">
    <path d="M8 4a.5.5 0 0 1 .5.5V6a.5.5 0 0 1-1 0V4.5A.5.5 0 0 1 8 4zM3.732 5.732a.5.5 0 0 1 .707 0l.915.914a.5.5 0 1 1-.708.708l-.914-.915a.5.5 0 0 1 0-.707zM2 10a.5.5 0 0 1 .5-.5h1.586a.5.5 0 0 1 0 1H2.5A.5.5 0 0 1 2 10zm9.5 0a.5.5 0 0 1 .5-.5h1.5a.5.5 0 0 1 0 1H12a.5.5 0 0 1-.5-.5zm.754-4.246a.389.389 0 0 0-.527-.02L7.547 9.31a.91.91 0 1 0 1.302 1.258l3.434-4.297a.389.389 0 0 0-.029-.518z"/>
    <path fill-rule="evenodd" d="M0 10a8 8 0 1 1 15.547 2.661c-.442 1.253-1.845 1.602-2.932 1.25C11.309 13.488 9.475 13 8 13c-1.474 0-3.31.488-4.615.911-1.087.352-2.49.003-2.932-1.25A7.988 7.988 0 0 1 0 10zm8-7a7 7 0 0 0-6.603 9.329c.203.575.923.876 1.68.63C4.397 12.533 6.358 12 8 12s3.604.532 4.923.96c.757.245 1.477-.056 1.68-.631A7 7 0 0 0 8 3z"/>
  </symbol>
  <symbol id="table" viewBox="0 0 16 16">
    <path d="M0 2a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V2zm15 2h-4v3h4V4zm0 4h-4v3h4V8zm0 4h-4v3h3a1 1 0 0 0 1-1v-2zm-5 3v-3H6v3h4zm-5 0v-3H1v2a1 1 0 0 0 1 1h3zm-4-4h4V8H1v3zm0-4h4V4H1v3zm5-3v3h4V4H6zm4 4H6v3h4V8z"/>
  </symbol>
  <symbol id="people-circle" viewBox="0 0 16 16">
    <path d="M11 6a3 3 0 1 1-6 0 3 3 0 0 1 6 0z"/>
    <path fill-rule="evenodd" d="M0 8a8 8 0 1 1 16 0A8 8 0 0 1 0 8zm8-7a7 7 0 0 0-5.468 11.37C3.242 11.226 4.805 10 8 10s4.757 1.225 5.468 2.37A7 7 0 0 0 8 1z"/>
  </symbol>
  <symbol id="grid" viewBox="0 0 16 16">
    <path d="M1 2.5A1.5 1.5 0 0 1 2.5 1h3A1.5 1.5 0 0 1 7 2.5v3A1.5 1.5 0 0 1 5.5 7h-3A1.5 1.5 0 0 1 1 5.5v-3zM2.5 2a.5.5 0 0 0-.5.5v3a.5.5 0 0 0 .5.5h3a.5.5 0 0 0 .5-.5v-3a.5.5 0 0 0-.5-.5h-3zm6.5.5A1.5 1.5 0 0 1 10.5 1h3A1.5 1.5 0 0 1 15 2.5v3A1.5 1.5 0 0 1 13.5 7h-3A1.5 1.5 0 0 1 9 5.5v-3zm1.5-.5a.5.5 0 0 0-.5.5v3a.5.5 0 0 0 .5.5h3a.5.5 0 0 0 .5-.5v-3a.5.5 0 0 0-.5-.5h-3zM1 10.5A1.5 1.5 0 0 1 2.5 9h3A1.5 1.5 0 0 1 7 10.5v3A1.5 1.5 0 0 1 5.5 15h-3A1.5 1.5 0 0 1 1 13.5v-3zm1.5-.5a.5.5 0 0 0-.5.5v3a.5.5 0 0 0 .5.5h3a.5.5 0 0 0 .5-.5v-3a.5.5 0 0 0-.5-.5h-3zm6.5.5A1.5 1.5 0 0 1 10.5 9h3a1.5 1.5 0 0 1 1.5 1.5v3a1.5 1.5 0 0 1-1.5 1.5h-3A1.5 1.5 0 0 1 9 13.5v-3zm1.5-.5a.5.5 0 0 0-.5.5v3a.5.5 0 0 0 .5.5h3a.5.5 0 0 0 .5-.5v-3a.5.5 0 0 0-.5-.5h-3z"/>
  </symbol>
</svg>

<main>
  <h1 class="visually-hidden">Headers examples</h1>


	<!--顶栏处理-->
    <header class="py-3 mb-3 border-bottom">
      <div class="container-fluid d-grid gap-3 align-items-center"><!--给两边留出空隙-->
        <div class="d-flex align-items-center"><!--整个顶栏实体-->
			    <div class="dropdown me-3"><!--Logo部分-->
            <a href="#114514" class="d-flex align-items-center mb-2 mb-lg-0 link-dark text-decoration-none dropdown-toggle" id="dropdownNavLink" data-bs-toggle="dropdown" aria-expanded="false">
              <svg class="bi" width="40" height="32" data-bs-toggle="offcanvas" data-bs-target="#sidebar"><use xlink:href="#bootstrap"/></svg><!--图片-->
            </a>
          </div>
            <form class="w-100 me-3"><!--搜索部分-->
              <input type="search" class="form-control" placeholder="Search..." aria-label="Search">
            </form>
    
            <div class="flex-shrink-0 dropdown"><!--用户名和点击菜单-->
              <a href="#" class="d-block link-dark text-decoration-none dropdown-toggle me-2" id="dropdownUser2" data-bs-toggle="dropdown" aria-expanded="false">
                <img src="https://i0.hdslb.com/bfs/face/a7dd76de7336764f6afb524e86d8fbb1d2a77f88.jpg@240w_240h_1c_1s_!web-avatar-space-header.webp" alt="mdo" width="32" height="32" class="rounded-circle">
                  请输入内容404
              </a>
              <ul class="dropdown-menu text-small shadow" aria-labelledby="dropdownUser2">
                <li><a class="dropdown-item" href="#">New project...</a></li>
                <li><a class="dropdown-item" href="#">Settings</a></li>
                <li><a class="dropdown-item" href="#">Profile</a></li>
                <li><hr class="dropdown-divider"></li>
                <li><a class="dropdown-item" href="#">Sign out</a></li>
              </ul>
            </div>
          </div>
        </div>
      </div>
      </header>

  <!--侧边栏菜单-->
  <!--
    [data-bs-scrol 在此状态下正文是否可以滚动]
    -true  是
    -false [否] 默认

    [data-bs-backdrop 在此状态下是否对背景正文部分展示黑色遮罩]
    -true  [是] 默认
    -false 否

    https://www.runoob.com/try/try.php?filename=trybs5_offcanvas5
  -->
  <div class="offcanvas offcanvas-start" data-bs-scroll="true" tabindex="-1" id="sidebar" aria-labelledby="show_sidebar">
    <div class="offcanvas-header">
      <h5 class="offcanvas-title" id="offcanvasWithBothOptionsLabel">使用背景画布，正文内容可滚动</h5>
      <button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" aria-label="Close"></button>
    </div>
    <div class="offcanvas-body">
      <p>滚动页面查看效果。</p>
    </div>
  </div>
	
	
</main>

  <div id="a9o" class="container-fluid d-grid align-items-center"><!--给两边留出空隙-->
    <!-- 主页 -->


<style>
    /*艺术字：https://blog.csdn.net/weixin_45092437/article/details/126336509*/
    .plan-text{
      font-family: Heavy;
      /*font-size: 30px;*/
      font-weight: 900;
      
      /* 设置描边宽度及颜色 */
      /*/text-stroke: 1px #2173FF;*/
      /* 兼容Webkit(Chrome/Safari)内核浏览器的写法 */
      /*-webkit-text-stroke: 1px #2173FF;*/
      color: #fff;
    

      /*扩展：发光效果[阴影堆叠] https://blog.csdn.net/weixin_44296929/article/details/103084149*/
      text-shadow:1px 0 2px #2173FF,1px 1px 4px #2173FF,1px 1px 6px #2173FF,1px 1px 8px #2173FF,1px 1px 10px #2173FF;
    }
    /* 通过属性选择器结合伪元素before 实现文字外描边效果 */
    [data-content]::before {
      /* attr()是用来获取被选中元素的某属性值,并且在样式文件中使用 */
      content: attr(data-content);
      position: absolute;
      /* 实现元素外描边的关键 */
      -webkit-text-stroke: 0;
      /* 文本颜色 需要应用上面的描边才会触发*/
      color: #fff;
    }

    /*https://zhuanlan.zhihu.com/p/634162662 从B站源码偷的炫彩标题(x*/
    .plan-title{
        color:#fff;
                 /* -webkit-text-stroke:3px transparent;
                  background:linear-gradient(90deg,red,orange,yellow,green,cyan,blue,purple) top left / 100% 100%;
                  background-clip: text;*/
                  font-weight:bolder;
                  /*text-shadow:0 0 2px #4682B4,0 0 4px #00BFFF,0 0 6px #20B2AA,0 0 8px #B0C4DE,0 0 10px #B0C4DE,0 0 12px #21deff,0 0 14px #20B2AA,0 0 16px #20B2AA;*/
                  text-shadow: 1px 1px 2px rgb(255, 56, 165),1px 1px 3px #FF6699,1px 1px 4px #fd5e93;

            
    }

    .cards{
    
        border-style:solid;
        border-width:thin;
    }

</style>



<!--https://www.runoob.com/try/try.php?filename=trybs5_card_image_overlay-->
<!--
    container属性可以让页面更靠中间
-->
<div class=" mt-3">
    <h2>文字覆盖图片</h2>
    <p>如果图片要设置为背景，可以使用 .card-img-overlay 类:</p>
</div>


<div style="display: flex; flex-flow:row wrap;"><!--自适应页面-->
    <div class="card img-fluid col-sm-6 col-md-4 col-lg-3 overflow-auto">
      <img class="card-img-top" src="https://i1.hdslb.com/bfs/archive/8710bf4de9d947e59da800828848aee81845f5b4.jpg@672w_378h_1c_!web-search-common-cover.webp" alt="Card image" style="width:100%">
      <div class="card-img-overlay cards">
            <div>
                <h4 class="card-title plan-title">哔哩哔哩站内相关</h4>
                <p class="card-text plan-text">这里是B站，欢迎回到梦开始的地方<br>你想要的，这里都有。你不想要的，这里也有。</p>
                <a href="bilibili" class="btn btn-primary">进入页面</a>
            </div>
        </div>
    </div>

    <div class="card img-fluid col-sm-6 col-md-4 col-lg-3 overflow-auto">
        <img class="card-img-top" src="https://i1.hdslb.com/bfs/archive/af1eaaf03d753bd0b973adc141cc0b0331374594.jpg@672w_378h_1c_!web-home-common-cover.webp" alt="Card image" style="width:100%">
            <div class="card-img-overlay cards">
              <div>
                  <h4 class="card-title plan-title">区块生存1000天</h4>
                  <p class="card-text plan-text">非常抱歉，本视频正常播放</p>

                  <a target="_blank" rel="noopener" href="https://www.bilibili.com/blackboard/newplayer.html?bvid=BV1j7421T7pp&as_wide=1&page=1&autoplay=1" class="btn btn-primary">See Bilibili</a>
              </div>
          </div>
    </div>
    
</div>

  </div>


</body>
</html>